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Powered by manual or animal power, cranes have been in use from early times. Cranes have a long reach and can lift loads to great heights. Matthiesen, The Birds of Heaven: Travels With Cranes (2001).Ĭrane, hoisting machine for lifting heavy loads and transferring them from one place to another, ordinarily over distances of not more than 200 ft (60 m). Click the link for more information., subphylum Vertebrata, class Aves, order Gruiformes, family Gruidae. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals. , phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Cranes are classified in the phylum Chordata Chordata there were 15 species of crane in the world, 11 of them endangered. The crowned crane of Africa has bright, contrasting colors. The migratory populations of the sandhill crane, about 4 ft (1.2 m) tall with gray plumage, winter west of the Mississippi River they are noted for their large congregations along the Platte River in Nebraska during migration. Most migratory whooping cranes winter at Aransas Bay, Tex. Many have since been raised in captivity and new populations in the wild have been fostered, although the bird is still endangered. The North American whooping crane, a white bird almost 5 ft (1.5 m) tall, was nearly extinct by the 1940s.
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They eat small animals, grain, and other vegetable matter. Cranes are known for their loud trumpeting call that can be heard for miles and for the rhythmic, jumping dances both males and females perform during mating season. They have a cranelike skeletal structure, but their digestive system, as well as their nesting habits and behavior, , common terms for a long-legged, nonmigratory marsh bird, considered the connecting evolutionary link between the crane and the rail. Click the link for more information. and limpkins limpkin Rails are cosmopolitan in distribution, except in polar regions.
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Click the link for more information., cranes are more closely related to rails rail,Ĭommon name for some members of the large family Rallidae, marsh and tropical forest birds that include the gallinule and the coot, two specialized rails. , common name for members of the family Ardeidae, large wading birds including the bittern and the egret, found in most temperate regions but most numerous in tropical and subtropical areas. Although sometimes confused with herons heron Crane, large wading bird found in marshes in the Northern Hemisphere and in Africa.